Home / 39,106.13-54,011.00-26,509.01

Finding the Fourth Proportional to 39,106.13, 54,011.00 and 26,509.01

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Solution

The fourth proportional to 39,106.13, 54,011.00 and 26,509.01 is: 36,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,106.13 : 54,011.00 = 26,509.01 : x
  2. Step 2: Convert to fraction form
    39,106.13/54,011.00 = 26,509.01/x
  3. Step 3: Cross multiply
    39,106.13x = 54,011.00 × 26,509.01
  4. Step 4: Simplify right side
    39,106.13x = 1,431,777,935.33
  5. Step 5: Solve for x
    x = 1,431,777,935.33/39,106.13
  6. Step 6: Final answer
    x = 36,612.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.